7(2n+5)-2(4n+3)+5=4n

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Solution for 7(2n+5)-2(4n+3)+5=4n equation:


Simplifying
7(2n + 5) + -2(4n + 3) + 5 = 4n

Reorder the terms:
7(5 + 2n) + -2(4n + 3) + 5 = 4n
(5 * 7 + 2n * 7) + -2(4n + 3) + 5 = 4n
(35 + 14n) + -2(4n + 3) + 5 = 4n

Reorder the terms:
35 + 14n + -2(3 + 4n) + 5 = 4n
35 + 14n + (3 * -2 + 4n * -2) + 5 = 4n
35 + 14n + (-6 + -8n) + 5 = 4n

Reorder the terms:
35 + -6 + 5 + 14n + -8n = 4n

Combine like terms: 35 + -6 = 29
29 + 5 + 14n + -8n = 4n

Combine like terms: 29 + 5 = 34
34 + 14n + -8n = 4n

Combine like terms: 14n + -8n = 6n
34 + 6n = 4n

Solving
34 + 6n = 4n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-4n' to each side of the equation.
34 + 6n + -4n = 4n + -4n

Combine like terms: 6n + -4n = 2n
34 + 2n = 4n + -4n

Combine like terms: 4n + -4n = 0
34 + 2n = 0

Add '-34' to each side of the equation.
34 + -34 + 2n = 0 + -34

Combine like terms: 34 + -34 = 0
0 + 2n = 0 + -34
2n = 0 + -34

Combine like terms: 0 + -34 = -34
2n = -34

Divide each side by '2'.
n = -17

Simplifying
n = -17

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